The vulnerability of the decode_dlta() function in the libavcodec/rasc.c file of the RASC video decoder from the FFmpeg multimedia library allows a attacker to cause a service failure.
🗓️ 30 Jun 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 17 Views
| Reporter | Title | Published | Views | Family All 103 |
|---|---|---|---|---|
 | CVE-2026-58049 | 28 Jun 202601:32 | – | attackerkb |
 | CVE-2026-58049 | 28 Jun 202602:49 | – | circl |
 | CVE-2026-58049 | 28 Jun 202601:32 | – | cve |
 | CVE-2026-58049 FFmpeg - Out-of-Bounds Write in RASC Decoder decode_dlta() | 28 Jun 202601:32 | – | cvelist |
 | CVE-2026-58049 | 28 Jun 202601:32 | – | debiancve |
 | EUVD-2026-39969 | 28 Jun 202601:32 | – | euvd |
 | [SECURITY] Fedora 44 Update: ffmpeg-8.1.3-1.fc44 | 1 Oct 202601:13 | – | fedora |
 | Fedora 44 : ffmpeg (2026-3e109a0c85) | 1 Oct 202600:00 | – | nessus |
| RHEL 9 : RHEL AI 3.5 RPM runtime CVE fix - ffmpeg (Important) (RHSA-2026:43711) | 22 Jul 202600:00 | – | nessus |
| RHEL 9 : Backport fixes for CVE-2026-64835 and CVE-2026-58049 (Important) (RHSA-2026:51180) | 6 Aug 202600:00 | – | nessus |
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01 Sep 2026 00:00Current
8.3High risk
Vulners AI Score8.3
CVSS 38.6
CVSS 29
EPSS0.00496